#!/usr/bin/python3
# Copyright 2023 Google LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import sys
import atheris
import json
import h5py
import chardet

with atheris.instrument_imports():
  import keras

@atheris.instrument_func
def TestOneInput(data):
  with open("model.hdf5", "wb") as mf:
    mf.write(data)

  try:
    keras.models.load_model("model.hdf5")
  # Catch all sorts of exceptions. The goal right now is capturing more security
  # relevant properties so focus on code coverage.
  except OSError:
    return
  except KeyError:
    return
  except TypeError:
    return
  except ValueError:
    return


def main():
  atheris.Setup(sys.argv, TestOneInput)
  atheris.Fuzz()


if __name__ == "__main__":
  main()
